20 choices for child 1 leaves
19 choices for child 2 leaves
18 choices for child 3
20 x 19 x 18 = 6840 possible combos
Hours worked * $hr = $ is equal for both of you.....
(t-6)(2t-5) = (2t-8)(t-5) Expand
2t^2 -5t-12t+30 = 2t^2 -10t-8t+40 Simplify
t=10
39.25 is the way to write it.
By the ounce....bring your own glass. Happy Hour is 1700 - 1900 daily------50% discount.
18 1 2 3 6 9 18
48 1 2 3 4 6 8 12 16 24 48
Sec is 1/cos
Cos ranges from 1 to -1
as cos nears zero sec ranges to+- infinity
the 3 multiplier changes the range to start at 3 and -3
range : (-inf,-3] U [3,+inf)
or -3 >= y >= 3
Deleted.....
Similar to the others, here is the graph:
Thanx, Chris.... those are the equations I used in my graph....but I got bogged down in the algabraic solution of them......